1. After graduation he became a pianist.
He became a pianist after he __________ the school.
2. He was so poor that he could not spare enough money for his son’s education.
He was too poor __________ send his son to school.
3. After he had worked there for 30 years,Haydn moved to London,where he was successful.
__________ there for 30 years, Haydn moved to London, where he was successful.